From 4f5c3b349decabbd79924ce543381bc406ac39af Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@musicpd.org>
Date: Mon, 26 Aug 2019 21:01:58 +0200
Subject: [PATCH] filter/Filter: document that Flush() can throw

---
 src/filter/Filter.hxx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/filter/Filter.hxx b/src/filter/Filter.hxx
index 532308c71..1403b7a9c 100644
--- a/src/filter/Filter.hxx
+++ b/src/filter/Filter.hxx
@@ -66,6 +66,8 @@ public:
 	/**
 	 * Flush pending data and return it.  This should be called
 	 * repeatedly until it returns nullptr.
+	 *
+	 * Throws on error.
 	 */
 	virtual ConstBuffer<void> Flush();
 };